520 Motorcycle Rear Sprocket For Yamaha WR400F 99-01 WR426F 01-02 YZ426F 00-02 YZ450F YZ450FX WR450F 99-26 TT-R230 TTR230 05-26

High-concerned chemical：None Special Features：Rear Sprocket Item Diameter：20inch Item Weight：1kg Item Height：5inch Item Width：20inch Item Length：20inch External Testing Certification：iso9001 Model Name：L245/3 Brand Name：LOPOR Origin：Mainland China Item Type：Sprockets Material：steel

High-concerned chemical: None Special Features: Rear Sprocket Item Diameter: 20inch Item Weight: 1kg Item Height: 5inch Item Width: 20inch Item Length: 20inch External Testing Certification: iso9001 Model Name: L245/3 Brand Name: LOPOR Origin: Mainland China Item Type: Sprockets Material: steel